The railway sedan becomes a presidential adjunct: President Harding leaving his pullman at Seward, Alaska, for an extended exploration of a branch line of the railroad by means of an automobile fitted with railway wheels., PCA0418-7, Box: PCA0418. President Harding’s Trip to Alaska, 1923, PCA 418. Alaska State Library - Historical Collections Finding Aids. https://alaska.libraryhost.com/repositories/2/archival_objects/31405 Accessed November 05, 2024.